sectioned Y-deflection plate oscilloscope tube

例句：

1. 1.The team was sectioned into different groups for training purposes.
   为了训练目的，团队被划分为不同的小组。
2. 2. The carpenter sectioned the wood to make it fit perfectly.
   木匠将木材切割成完美契合的形状。
3. 3.The company decided to section off a portion of the land for residential development.
   公司决定将一部分土地划为住宅开发用地。